From: Gulf War Illness-associated increases in blood levels of interleukin 6 and C-reactive protein: biomarker evidence of inflammation
CRP quartiles
IFN-γ
IL-1β
IL-2
IL-4
IL-6
IL-8
IL-10
IL-12p70
IL-13
TNF-α
Q1
20
7
13
12
Q2
8
3
10
14
4
Q3
5
2
16
Q4
9
18